PERMFILE44218

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 5/1/2003
• Doc Name: Post Mining Channel Design
• Section_Exhibit Name: Tab 13 Attachment 13-5B Appendix 3
• Media Type: D
• Archive: No

~EDCAD 4.0
~pyright 1998 Pamela J. Schwab
vff Software Design
Post Mining Channel PM-2A
Material: Grass mixture
Ti`iangu/a~ Channel
-_ LeR - Right - -~ ~ .-.
Retardance
`~
~~ .Freeboard. ~.Freeboarrl~. FreeboarS! ~midrg-_,-
Slope (e%p) Gam
: Sideslope ,F - Sideslope
~ ' ~ -
~
Rado
' Rado ~ ~ M01[ x'~
_Depth~{ft)
:~
Mo of Depth" Velocty ;~

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~ ;
tom)
.
,
..
.,-
~ .. _
.
,
3.0:1 S.0 D, B
3.0:1 1.00 5.0

~` Stability _:";
Gass D w/o ~° ~ =
`;Freeboard:' Skability ,,
Class D-w/
;Freeboard- . .. Glpacity.:_
;-Class B w/o~..~:
~teebiiard ; ,Capacity .d:. `
CIa4s~8 w/ ~ ~ _~
`Freeboard= .:.
Design Discharge: 7.00 cfs 7.00 cfs
Depth: 0.83 ft 1.83 ft 1.26 ft 2.26 ft
Top Width: 5.00 R 11.00 R 7.58 ft 13.58 R
Velocity: 3.35 fps 1.46 fps
X-Section Area: 2.09 sq R 4.79 sq R
Hydraulic Radius: 0.396 0.600
Froude Number: 0.92 0.32
Roughness Cceffrcient: 0.0535 0.1621
SEDCAD Utility Run Printed 12-06-2001